E-Flora BC: Electronic Atlas of the Flora of British Columbia

Hieracium aurantiacum L.
orange-red king devil (orange hawkweed)
Asteraceae (Aster family)

Introduction to Vascular Plants

© Bryan Kelly-McArthur  Email the photographer   (Photo ID #72715)

E-Flora BC Static Map
Distribution of Hieracium aurantiacum
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Species Information

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General:
Perennial herb from a short or more often elongate rhizome and commonly with short, stout stolons; stems erect, usually solitary, leafless or with 1 or 2 reduced leaves, long bristly-hairy and also with starlike hairs and glandular above, exuding a milky juice when broken, 10-60 cm tall.
Leaves:
Basal leaves oblanceolate to elliptic, narrowed to a stalked base, 4-20 cm long, 1-3.5 cm wide, usually long bristly-hairy above, oblanceolate to narrowly elliptic, entire or slightly toothed; stem leaves greatly reduced.
Flowers:
Heads with strap-shaped flowers, several to many in a relatively small round- to flat-topped inflorescence; involucres 5-8 mm tall; involucral bracts lanceolate, long bristly-hairy, also with blackish gland-tipped hairs; ray flowers orange-red, drying to purple.
Fruits:
Achenes narrowed at the base, 1.5-2 mm long; pappus brownish.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry roadsides, fields and waste places in the lowland, steppe and montane zones; frequent in BC south of 55degreeN; introduced from Europe.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Hieracium aurantiacum

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class

Minimum

Average

Maximum

Elevation (metres) 215 1007 2200
Slope Gradient (%) 0 12 70
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
15 155 355
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
1 3 6
Modal Nutrient Regime
Class
C
Number of field plots
 species was recorded in:
96
Modal BEC Zone Class
SBS
All BEC Zones (# of stations/zone) species was recorded in: ESSF(15), ICH(16), IDF(5), PP(1), SBPS(5), SBS(51), SWB(1)

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Taxonomic and Nomenclatural Links

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General References